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Mitsubishi Q12HCPU User Manual
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7
- 14
7.4 MC Protocol Communication
7
COMMUNICATION USING BUILT-IN ETHERNET
PORTS OF CPU MODULE
POINT
When the "Enable online change (FTP
, MC protocol)" box is unchecke
d, if a data
write requ
est is sent fr
om an exte
rnal de
vice to
the CPU module which is in the
RUN status, data will not be written to
the CPU module and the modu
le returns
the NAK message.
527
529
Table of Contents
Default Chapter
3
Safety Precautions
3
Revisions
12
Table of Contents
15
Contents
22
About Manuals
33
How to See this Manual Is Organized
36
How to Use this Manual
38
Generic Terms and Abbreviations
39
Chapter1 Overview
42
Features
53
Features of Basic Model QCPU
53
Features of High Performance Model QCPU
55
Features of Process CPU
57
Features of Redundant CPU
59
Features of Universal Model QCPU
61
Program Storage and Operation
64
Devices and Instructions Convenient for Programming
71
Checking Serial Number and Function Version
77
Chapter2 Performance Specification
79
Basic Model QCPU
79
High Performance Model QCPU
82
Process CPU
86
Redundant CPU
90
Universal Model QCPU
94
Chapter3 Sequence Program Configuration and Execution Conditions
99
Sequence Program
101
Main Routine Programs
105
Subroutine Programs
107
Interrupt Programs
110
Settings for Execution of Only One Sequence Program
123
Settings for Creation and Execution of Multiple Sequence Programs
125
Initial Execution Type Program
128
Scan Execution Type Program
131
Low Speed Execution Type Program
134
Stand-By Type Program
142
Fixed Scan Execution Type Program
147
Execution Type Setting and Example of Type Changing
155
Operation Processing
161
Initial Processing
161
I/O Refresh (I/O Module Refresh Processing)
162
Automatic Refresh of the Intelligent Function Module
162
END Processing
163
RUN, STOP, PAUSE Operation Processing
164
Operation Processing During Momentary Power Failure
166
Data Clear Processing
168
I/O Processing and Response Lag
170
Refresh Mode
171
Direct Mode
174
Numeric Values Which Can be Used in Sequence Programs
177
BIN (Binary Code)
180
HEX (Hexadecimal)
182
BCD (Binary Coded Decimal)
183
Real Numbers (Floating-Point Data)
184
Character String Data
190
Chapter4 I/O Number Assignment
191
Relationship between Number of Slots and Main Base Unit
191
Relationship between No. of Extension Stages and No. of Slots
192
Installing Extension Base Units and Setting the Number of Stages
194
Base Unit Assignment (Base Mode)
200
Definition of I/O Number
207
Concept of I/O Number Assignment
208
I/O Numbers of Base Unit
208
I/O Numbers of Remote Station
211
I/O Assignment Using GX Developer
213
Purpose of I/O Assignment Using GX Developer
213
Concept of I/O Assignment Using GX Developer
215
Examples of I/O Number Assignment
220
Checking the I/O Numbers
224
Chapter5 Memories And Files Used in Cpu Module
225
Basic Model QCPU
225
Memory Configuration and Storable Data
225
Program Memory
227
Standard ROM
231
Standard RAM
233
Standard ROM Program Execution (Boot Run) and Writing
236
High Performance Model QCPU, Process CPU, Redundant CPU, Universal Model QCPU
240
Memory Configuration and Storable Data
240
Program Memory
244
Program Cache Memory (Universal Model QCPU Only)
248
Standard ROM
251
Standard RAM
254
Memory Card
257
Writing Data to Standard ROM and Flash Card Using GX Developer
263
Automatic All Data Write from Memory Card to Standard ROM
268
Execution of Standard Rom/Memory Card Programs (Boot Run)
272
Details of Written Files
280
Specifying Valid Parameters (Parameter-Valid Drive Setting)
282
Program File Structure
286
File Operation by GX Developer and Handling Precautions
288
File Operation
288
Precautions for Handling Files
290
Memory Capacities of Files
291
File Size Units
296
Chapter6 Functions
301
Function List
301
Constant Scan
305
Latch Function
310
Setting Output (Y) Status When Changing between STOP and RUN
315
Clock Function
318
Remote Operation
323
Remote RUN/STOP
323
Remote PAUSE
327
Remote RESET
330
Remote Latch Clear
334
Relationship of Remote Operation and Cpu's RUN/STOP Status
336
Q Series Compatible Module Input Response Time Selection (I/O Response Time)
337
Error Time Output Mode Setting
340
Hardware Error Time PLC Operation Settings
341
Intelligent Function Module Switch Setting
342
Monitor Function
345
Monitor Condition Setting
345
Local Device Monitor/Test
346
Forced ON/OFF for External I/O
357
Executional Conditioned Device Test
366
Writing in Program During CPU Module RUN
377
Online Change in Ladder Mode
377
File-Write in RUN
381
Precautions for Online Change
384
Execution Time Measurement
392
Program List Monitor
392
Interrupt Program Monitor List
398
Scan Time Measurement
399
Sampling Trace Function
404
Multiple-User Debugging Function
420
Simultaneous Monitoring Execution by Multiple Users
421
Simultaneous Online Change by Multiple Users
424
Watchdog Timer (WDT)
426
Self-Diagnostics Function
429
Interrupt Due to Error Occurrence
440
LED Display at the Time of Error Occurrence
442
Error Clear
442
Error History
444
Basic Model QCPU
444
High Performance Model QCPU, Process CPU, Redundant CPU, Universal Model QCPU
445
System Protect
446
Password Registration
447
Remote Password
450
CPU Module System Display by GX Developer
456
LED Display
461
Method to Turn off the LED
462
Priority Setting
463
High Speed Interrupt Function
466
High Speed Interrupt Program Execution
466
High Speed I/O Refresh, High Speed Buffer Transfer
470
Processing Times
473
Restrictions
475
Interrupt from the Intelligent Function Module
478
Serial Communication Function
479
Service Processing
487
Module Service Interval Time Read
487
Service Processing
489
Device Initial Value
496
Battery Life-Prolonging Function
501
Memory Check Function
503
Latch Data Backup Function (to Standard ROM)
508
Write/Read Device Data To/From Standard ROM
513
Chapter7 Communication Using Built-In Ethernet Ports of Cpu Module
515
Communication Specifications
516
GX Developer/Got Connection
517
GX Developer Direct Connection (Simple Connection)
524
MC Protocol Communication
526
Time Setting Function (SNTP Client)
534
File Transfer Function (FTP)
537
Remote Password
558
Chapter8 Communication With Intelligent Function Module
564
Communication between CPU Module and Intelligent Function Modules
565
Initial Setting and Auto Refresh Setting by GX Configurator
566
Initial Setting by Device Initial Value
569
Communication by FROM/TO Instruction
569
Communication by Intelligent Function Module Device
570
Communication by Instructions for Intelli. Function Modules
572
Access to Ans/A Series Corresponding Special Function Module
574
Chapter9 Parameters
575
PLC Parameters
576
Basic Model QCPU
576
High Performance Model QCPU, Process CPU, Redundant CPU, Universal Model QCPU
588
Redundant Parameter
607
Network Parameters
609
Remote Password
615
Chapter 10 Device Explanation
621
Internal User Devices
621
Input (X)
625
Output (Y)
627
Internal Relay (M)
628
Latch Relay (L)
630
Annunciator (F)
632
Edge Relay (V)
638
Link Relay (B)
639
Link Special Relay (SB)
641
Step Relay (S)
643
Timer (T)
644
Counter (C)
651
Data Register (D)
658
Link Register (W)
659
Link Special Register (SW)
662
Internal System Devices
664
Function Devices (FX, FY, FD)
664
Special Relay (SM)
667
Special Register (SD)
668
Link Direct Device
669
Module Access Devices
674
Intelligent Function Module Device (U\G)
674
Common Device for Multiple CPU (U3En\G)
676
Index Register(Z) / Standard Device Resister(Z)
677
Index Register (Z)
677
Standard Device Register (Z)
678
Switching between Scan Execution and Low Speed Execution Types
679
Switching Scan/Low Speed Exec. to Interrupt/Fixed Scan Exec
680
File Register (R)
684
File Register Data Storage Location
685
File Register Capacity
686
Differences in Access Methods by Storage Destination Memory
688
File Register Registration Procedure
689
File Register Designation Method
694
Precautions for Using File Registers
695
Extended Data Register (D) and Extended Link Register (W)
699
Nesting (N)
705
Pointer (P)
706
Local Pointer
706
Common Pointer
712
Interrupt Pointer (I)
713
List of Interrupt Pointer Nos and Interrupt Factors
715
Other Devices
722
SFC Block Device (BL)
722
SFC Transition Device (TR)
722
Network No. Designation Device (J)
722
I/O No. Designation Device (U)
723
Macro Instruction Argument Device (VD)
724
Constants
726
Decimal Constant (K)
726
Hexadecimal Constant (H)
726
Real Number (E)
727
Character String
728
Convenient Usage of Devices
729
Global Devices
729
Local Devices
731
Chapter11 Cpu Module Processing Time
740
Scan Time
740
Scan Time Structure
740
Time Required for each Processing Included in Scan Time
745
Factors that Increase the Scan Time
758
Factors that Can Shorten Scan Time by Changing the Settings
767
Other Processing Times
771
CHAPTER12 PROCEDURE FOR WRITING PROGRAM to CPU MODULE 12 - 1 to
772
Basic Model QCPU
772
Items to be Examined for Program Creation
772
Hardware Check
773
Procedure for Writing Program
775
Boot Run Procedure
777
High Performance Model QCPU, Process CPU, Redundant CPU, Universal Model QCPU
778
Items to be Examined for Program Creation
778
Hardware Check
780
Procedure for Writing One Program
782
Procedure for Writing Multiple Programs
785
Boot Run Procedure
789
Appendices
790
Appendix 1 Special Relay List
790
Appendix 2 Special Register List
821
Appendix 3 List of Parameter no
884
Appendix 4 Functions Added or Changed Due to Version Upgrade
892
Appendix 4.1 Basic Model QCPU Upgrade
892
Appendix 4.2 High Performance Model QCPU Upgrade
895
Appendix 4.3 Process CPU Upgreade
898
Appendix 4.4 Redundant CPU Upgrade
899
Appendix 4.5 Universal Model QCPU Upgrade
900
Appendix 5 Method of Replacing High Performance Model QCPU with Universal Model QCPU
901
Appendix 5.1 PRECAUTIONS for REPLACEMENT
901
Appendix 5.2 APPLICABLE DEVICES and SOFTWARE
908
Appendix 5.3 INSTRUCTIONS
912
Appendix
912
Appendix 5.3.2 Replacing Programs Using Multiple CPU Transmission Dedicated Instructions
914
App
914
Appendix 5.3.3 Program Replacement Examples
915
Appendix 5.4 FUNCTIONS
929
Appendix 5.4.1 Floating-Point Operation Instructions
929
Appendix 5.4.2 Error Check Processing for Floating-Point Data Comparison Instructions
937
Appendix 5.4.3 Device Latch Function
941
Appendix 5.4.4 File Usability Setting
943
Appendix 5.4.5 Parameter-Valid Drive and Boot File Setting
945
Appendix 5.4.6 Forced ON/OFF Function of External I/O
950
Appendix 5.5 SPECIAL RELAYS and SPECIAL REGISTERS
954
Appendix 5.5.1 Special Relay List
954
Appendix 5.5.2 Special Register List
956
Appendix
956
Module
956
Appendix 7 Access Range Using Ethernet Port of Built-In Ethernet Port QCPU
961
Appendix 8 Precautions for Battery Transport
963
Appendix 9 Device Point Assignment Sheet
964
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Mitsubishi Q12HCPU Specifications
General
Brand
Mitsubishi
Model
Q12HCPU
Category
Controller
Language
English
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